The seventh planet in the solar system â and the smallest of the gas giants â Uranus has an atmosphere more comparable with Neptune than with Saturn and Jupiter. Known as ice giants, the two most distant planets from the sun have atmospheres that are heavily dominated by ices.
PDCA (plan-do-check-act, sometimes seen as plan-do-check-adjust) is a repetitive four-stage model for continuous improvement in business process management. The PDCA model is also known as the Deming circle/cycle/wheel, Shewhart cycle, control circle/cycle, or planâdoâstudyâact (PDSA).
What is a parotid duct obstruction? A parotid duct obstruction (PDO) is when your parotid gland is blocked. Your parotid glands are found in your cheeks, over your jaw and in front of your ears. They release saliva into your mouth through the parotid duct. Saliva helps break down food and protect your teeth.